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Part No.	SL74HC05
Manufacturer	SLS
Size	35 Kbytes
Pages	5 pages
Description	Hex Inverter with Open-Drain Outputs

Datasheet Summary with AI

## SL74HC05 Hex Inverting Buffer Datasheet Summary

This document details the SL74HC05, a hex inverting buffer IC. Here’s a breakdown of the key information:

1. Core Functionality:

️· Type: Hex Inverting Buffer (6 independent inverters)
️· Output Type: Open-drain, requiring pull-up resistors for standard logic levels.
️· Interfaces: Designed to interface with CMOS, NMOS, and TTL logic families.

2. Electrical Characteristics:

️· Supply Voltage (VCC): 2.0V to 6.0V
️· Input Logic Levels:
- VIH (Minimum High Input Voltage): 1.5V (at 2.0V VCC), 3.15V (at 4.5V VCC), 4.2V (at 6.0V VCC)
- VIL (Maximum Low Input Voltage): 0.5V (at 2.0V VCC), 1.35V (at 4.5V VCC), 1.8V (at 6.0V VCC)
️· Output Logic Levels (Low-Level): Typically around 0.1V - 0.4V depending on VCC and load current.
️· Quiescent Supply Current (ICC): 1.0µA (typical)
️· Input Leakage Current (IIN): ±1.0µA

3. AC Performance (Typical - values depend on VCC and load):

️· Propagation Delay (tPLZ, tPZL): As low as 20ns at 6V VCC.
️· Output Transition Time (tTHL): Around 13ns at 6V VCC.

4. Key Features:

️· Open-Drain Outputs: This allows for wired-OR and other custom logic configurations. Requires external pull-up resistors to function as standard logic outputs.
️· Wide Operating Voltage Range: 2.0V to 6.0V provides flexibility in system design.
️· TTL, CMOS, NMOS Compatible: Can be used in mixed-logic environments.
️· Low Power Consumption: Makes it suitable for battery-powered applications.

5. Packages:

️· The datasheet doesn't explicitly mention specific package types, but typical packages for this IC are likely DIP, SOIC, and possibly others.

6. Important Notes:

️· Pull-up Resistors: The open-drain outputs *require* external pull-up resistors to function as standard logic outputs.
️· AC Performance: AC characteristics (propagation delay, transition time) vary with supply voltage and load capacitance.

In summary, the SL74HC05 is a versatile hex inverter that is well-suited for a variety of digital logic applications, particularly those where open-drain outputs and low power consumption are important considerations.